Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Havering]
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1971
Month | TEMPERATURE | Nights with Air Frost | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean | Difference from Average | Mean Max. | Difference from Average | Mean Min. | Difference from Average | Highest Day Max. | Lowest Night Min. | ||||||||||||
°C | °F | °C | °F | °C | °F | °C | °F | °C | °F | °C | °F | Date | °C | °F | Date | °C | °F | ||
Jan | 6.4 | 43.5 | +1.8 | +3.2 | 8.3 | 47.0 | +1.9 | +3.5 | 4.5 | 40.1 | +1.7 | +3.1 | 10 | 15.2 | 59.4 | 3 | -2.2 | 28.0 | 5 |
Feb | 6.9 | 44.5 | +1.1 | +2.0 | 9.5 | 49.1 | +1.6 | +2.8 | 4.4 | 40.0 | +0.6 | +1.2 | 24 | 13.8 | 56.8 | 16 | -0.1 | 31.8 | 1 |
Mar | 6.7 | 44.1 | -0.7 | - 1.3 | 9.7 | 49.4 | -0.7 | -1.3 | 3.8 | 38.8 | -0.8 | -1.4 | 30 | 14.3 | 57.7 | 7 | -2.8 | 27.0 | 4 |
Apl | 9.1 | 48.5 | -0.9 | -1.5 | 12.3 | 54.1 | -1.0 | -1.8 | 6.0 | 42.8 | -0.6 | -1.0 | 22 | 21.4 | 70.5 | 27 | 2.5 | 36.5 | 0 |
May | 13.9 | 57.0 | +0.8 | +1.5 | 18.1 | 64.6 | +1.3 | +2.4 | 9.6 | 49.2 | +0.1 | +0.1 | 11 | 24.1 | 75.4 | 1 | 3.6 | 38.5 | 0 |
Jun | 14.5 | 58.1 | -1.8 | -3.2 | 17.8 | 64.1 | -2.5 | -4.04 | 11.1 | 52.1 | -1.3 | -2.2 | 24 | 24.4 | 75.9 | 15 | 7.4 | 45.3 | 0 |
Jul | 19.3 | 66.7 | +1.6 | +2.9 | 23.5 | 74.3 | +2.2 | +4.0 | 15.0 | 59.0 | +0.9 | +1.7 | 11 | 31.0 | 87.8 | 18 | 10.4 | 50.7 | 0 |
Aug | 17.7 | 63.9 | +0.3 | +0.6 | 20.8 | 69.4 | -0.1 | -0.3 | 14.6 | 58.3 | +0.8 | +1.4 | 19 | 27.2 | 81.0 | 8 | 11.3 | 52.3 | 0 |
Sept | 16.5 | 61.7 | +0.7 | +1.3 | 20.6 | 69.0 | +1.5 | +2.7 | 12.4 | 54.4 | -0.1 | -0.1 | 5 | 23.4 | 74.1 | 16 | 9.7 | 49.5 | 0 |
Oct | 13.9 | 57.0 | +1.3 | +2.4 | 17.2 | 63.0 | +1.9 | +3.5 | 10.6 | 51.0 | +0.7 | +1.2 | 2 | 24.2 | 75.6 | 14,15 | 5.3 | 41.5 | 0 |
Nov | 8.1 | 46.6 | -0.2 | -0.4 | 10.8 | 51.4 | +0.4 | +0.7 | 5.5 | 41.8 | -0.8 | -1.5 | 2 | 17.9 | 64.2 | 20 | 0.3 | 32.5 | 0 |
Dec | 8.3 | 46. 9 | +2.4 | +4.3 | 9.9 | 49.9 | +2.1 | +3.9 | 6.6 | 43.9 | +2.6 | +4.7 | 21 | 15.4 | 59.7 | 29 | 1.1 | 34.0 | 0 |
Year* | 11.8 | 53.2 | +0.6 | +1.0 | 14.9 | 58.8 | +0.7 | +1.3 | 8.7 | 47.6 | +0.4 | +0.6 | July 11 | 31.0 | 87.8 | Mar 7 | -2.8 | 27.0 | 10 |
*Provisional |